(bug): fix race case when closing drawers
(bug): fix race case when closing drawers

swimlane/ngx-ui,Hypercubed/ngx-ui,Hypercubed/ngx-ui,swimlane/ngx-ui,swimlane/ngx-ui,Hypercubed/ngx-ui,swimlane/ngx-ui,Hypercubed/ngx-ui